How far is Bethlehem, PA from Duncannon, PA?
The driving distance from Bethlehem, PA to Duncannon, PA is about 99.4 miles (159.9 km), with a travel time of about 02h 06m by car.
- The straight-line flight distance is about 88.2 miles (142 km).
- For a round trip, plan for roughly 04h 13m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 02h 06m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Human settlement in United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Bethlehem and Duncannon.
Turn-by-Turn Driving Directions
Step-by-step road directions between Bethlehem and Duncannon.
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1
Start on Linden Street
112 m · 13 sec · Linden Street
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2
Turn right onto East Union Boulevard
1.3 km · 2 min · East Union Boulevard
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3
Take the ramp right
1240 ft · 30 sec
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4
Merge slight left onto Bethlehem Spur Route
2.3 mi · 3 min · Bethlehem Spur Route
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5
Keep slight left to continue on US 22 West: Allentown
1.3 km · 2 min
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6
Merge slight left onto Lehigh Valley Thruway
9.8 mi · 13 min · Lehigh Valley Thruway
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7
Merge slight left onto William Penn Highway
43.1 mi · 52 min · William Penn Highway
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8
Continue on 78th Division Highway
7.6 mi · 9 min · 78th Division Highway
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9
Keep slight left to continue on I 81 South: Harrisburg
1.1 km · 49 sec
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10
Merge slight left
20.8 mi · 25 min
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11
Take the exit slight right toward US 22 East, PA 230 East, US 22 West, US 322 West: Harrisburg, Lewistown, State College
1437 ft · 27 sec
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12
Keep slight right to continue on US 22 West, US 322 West: Lewistown, State College
12 mi · 17 min
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13
Turn left onto Newport Road
2059 ft · 48 sec · Newport Road
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14
Turn straight onto North Market Street
2173 ft · 1 min · North Market Street
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15
Arrive at your destination
0 m · 1 sec · North Market Street
Car Route Details
A richer read on the saved driving route between Bethlehem and Duncannon.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
William Penn Highway
Merge slight left onto William Penn Highway
43.1 mi · 00h 52m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Chance Rain Showers leaving Bethlehem and Chance Rain Showers near Duncannon.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Bethlehem to Duncannon?
The road trip is about 99.4 miles (159.9 km) and usually takes 02h 06m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Hamlin is a useful midpoint, sitting about 49.6 miles from Bethlehem and 49.8 miles from Duncannon.
How much longer is the road route than the straight-line distance?
The direct path is about 88.2 miles (142 km), while the road route adds roughly 11.2 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 2:16 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.34 one way or $28.68 round trip. Estimated CO2 is about 31.2 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Bethlehem and Chance Rain Showers near Duncannon.
Stop Ideas Near Hamlin
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Hamlin.
Elizabethtown station
Mount Joy
Middletown
Lancaster station
Flight Path Map
This map shows the direct air route between Bethlehem and Duncannon. Straight-line distance: 88.22 mi (141.98 km).
#1 Bethlehem
The second most populous city in Northampton County, Pennsylvania.
| Population | 74,892 |
| Coordinates | 40.6259300, -75.3704600 |
| Altitude | 109 |
| Country | United States |
#2 Duncannon
Borough in southeastern Perry County, Pennsylvania
| Population | 1,481 |
| Coordinates | 40.3981400, -77.0230300 |
| Altitude | 107 |
| Country | United States |
End: Duncannon (-77.02303, 40.39814)
Estimated Travel Time
Distance: 160 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 18m |
| 40 mph (64.37 km/h) | 02h 29m |
| 50 mph (80.47 km/h) | 01h 59m |
| 60 mph (96.56 km/h) | 01h 39m |
| 70 mph (112.65 km/h) | 01h 25m |
| 80 mph (129 km/h) | 01h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $14.34 | $28.68 |
| Mid-grade | $4.60 | $16.14 | $32.28 |
| Premium | $4.95 | $17.39 | $34.78 |
| Diesel | $5.98 | $20.99 | $41.98 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Pennsylvania · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.